it demands of us as citizens is media literacy. i think peter, earlier in the day in another class, made the point that people need to, you know, differentiate between what is good and what isn't, what's useful and what isn't, and that really takes a high degree of media literacy, and media literacy to me is just another way of saying good citizenship. so it's a two-edged sword. there's a good side to it and a bad side to it, i believe. >> and to the larger point about the tools and social media has given political activists steve klein, what are your thoughts? >> well, again, peter made the point earlier in the day that the master of these tools today is barack obama and started back in 2004, i believe, and president obama took it to new heights in 2008, and i think we're seeing it become even more important and better used in 2012. the republicans have a lot of catching up to do in that area because president obama and his campaign are very organized in their use of these tools. >> and, peter, you've seen this evolve not only in a way you do your job but also in the way this white hous